A delighted Mara is pictured above shortly after crossing the finishing line in the women's
 Marathon at the 2008 Olympic Games in Beijing. Yamauchi finished in a highly creditable
 6th position in a time of 2.27.29.
 
    
        
            |  | 
        
            | Women's Marathon  2008 Olympic Games 
 | 
        
            | 1. Constantina TOMESCU |  | ROM |  | 2: 26.44 | 
        
            | 2. Catherine NDEREBA |  | KEN |  | 2: 27.06 | 
        
            | 3. Chunxiu ZHOU |  | CHN |  | 2: 27.07 | 
        
            | 4. Xiaolin ZHU |  | CHN |  | 2: 27.16 | 
        
            | 5. Martha KOMU |  | KEN |  | 2: 27.23 | 
        
            | 6. Mara YAMAUCHI |  | GBR |  | 2: 27.29 | 
        
            | 7. Irina TIMOFEEVA |  | RUS |  | 2: 27.31 | 
        
            | 8. Lidia Elena SIMON |  | ROM |  | 2: 27.51 | 
        
            |  | 
    
 
Yamauchi retired from competitive athletics in January 2013, aged 39.
 
PERSONAL BEST PERFORMANCES.
5000 Metres        15:28.58         Solihull     24 JUN 2006
10,000 Metres     31:49.40         Melbourne     21 MAR 2006
10 Kilometres     31:40         Sapporo     08 JUL 2007
15 Kilometres     48:08         Sapporo     08 JUL 2007
20 Kilometres     1:04:52         Marugame     01 FEB 2009
Half Marathon     1:08:29         Marugame     01 FEB 2009
25 Kilometres     1:24:47         Tokyo     16 NOV 2008
30 Kilometres     1:41:14         London     26 APR 2009
Marathon           2:23:12         London     26 APR 2009 
 
ANNUAL PROGRESS MARATHON.
2011     2:27:24     Yokohama     20 NOV
2010     2:26:16     London     25 APR
2009     2:23:12     London     26 APR (PB)
2008     2:25:03     Tokyo     16 NOV
2007     2:25:41     London     22 APR
2006     2:25:13     London     23 APR 
2005     2:27:38     Tokyo     20 NOV
2004     2:39:16     London     18 APR